diff --git a/pkgs/data/themes/arc/default.nix b/pkgs/data/themes/arc/default.nix
index dc54c1499fb9..8dcfacadb497 100644
--- a/pkgs/data/themes/arc/default.nix
+++ b/pkgs/data/themes/arc/default.nix
@@ -3,13 +3,13 @@
 
 stdenv.mkDerivation rec {
   pname = "arc-theme";
-  version = "20190910";
+  version = "20190917";
 
   src = fetchFromGitHub {
     owner  = "arc-design";
     repo   = pname;
     rev    = version;
-    sha256 = "161kx9ii5ij1503nvhgn3pyqfj7cj03l1di2yf8kwwfczbi4mq3j";
+    sha256 = "1qgpk4p2hi5hd4yy0hj93kq1vs0b32wb8qkaj1wi90c8gwddq5wa";
   };
 
   nativeBuildInputs = [